getContainerResponse

Provides access to the low-level container response object that implementaion of this
Response delegate to. This allows users to access features provided by the container
response but not by generalized Wicket Response objects.

sendRedirect

Redirects the response to specified URL. The implementation is responsible for properly
encoding the URL. Implementations of this method should run passed in url parameters
through the WebResponse.encodeRedirectURL(CharSequence) method.